IEA, Cumulative growth of off-grid solar PV applications in developing Asia and sub-Saharan Africa, 2017-2022, IEA, Paris https://www.iea.org/data-and-statistics/charts/cumulative-growth-of-off-grid-solar-pv-applications-in-developing-asia-and-sub-saharan-africa-2017-2022, Licence: CC BY 4.0